1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License, Version 1.0 only
6 * (the "License"). You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22 /*
23 * Copyright 1997 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
25 */
26
27 /* Copyright (c) 1988 AT&T */
28 /* All Rights Reserved */
29
30 /*
31 * University Copyright- Copyright (c) 1982, 1986, 1988
32 * The Regents of the University of California
33 * All Rights Reserved
34 *
35 * University Acknowledgment- Portions of this document are derived from
36 * software developed by the University of California, Berkeley, and its
37 * contributors.
38 */
39
40 #pragma ident "%Z%%M% %I% %E% SMI"
41
42 /*LINTLIBRARY*/
43
44 #include <stdlib.h>
45 #include <sys/types.h>
46 #include "curses_inc.h"
47
48 /*
49 * When the keyboard can send more than eight bits, offsets array
50 * should be changed from chars to shorts.
51 * The offsets MUST match what is in curses.h.
52 */
53
54 static unsigned char offsets[][2] = {
55 { '`', '*' }, /* ACS_DIAMOND */
56 { 'a', ':' }, /* ACS_CKBOARD */
57 { 'f', '\'' }, /* ACS_DEGREE */
58 { 'g', '#' }, /* ACS_PLMINUS */
59 { 'o', '-' }, /* ACS_S1 */
60 { 'q', '-' }, /* ACS_HLINE */
61 { 's', '_' }, /* ACS_S9 */
62 { 'x', '|' }, /* ACS_VLINE */
63 { '~', 'o' }, /* ACS_BULLET */
64 { ',', '<' }, /* ACS_LARROW */
65 { '+', '>' }, /* ACS_RARROW */
66 { '.', 'v' }, /* ACS_DARROW */
67 { '-', '^' }, /* ACS_UARROW */
68 { 'h', '#' }, /* ACS_BOARD */
69 { 'i', '#' }, /* ACS_LANTERN */
70 { '0', '#' }, /* ACS_BLOCK */
71 };
72
73 int
init_acs(void)74 init_acs(void)
75 {
76 chtype *nacsmap;
77 char *cp;
78 int i = sizeof (offsets) / 2, to_get, must_output;
79
80 #ifdef _VR3_COMPAT_CODE
81 if ((nacsmap = cur_term->_acs32map = (chtype *)
82 malloc(sizeof (chtype) * 0400)) == NULL)
83 #else /* _VR3_COMPAT_CODE */
84 if ((nacsmap = cur_term->_acsmap = (chtype *)
85 malloc(sizeof (chtype) * 0400)) == NULL)
86 #endif /* _VR3_COMPAT_CODE */
87 {
88 #ifdef _VR3_COMPAT_CODE
89 bad:
90 #endif /* _VR3_COMPAT_CODE */
91 term_errno = TERM_BAD_MALLOC;
92 #ifdef DEBUG
93 strcpy(term_parm_err, "init_acs");
94 #endif /* DEBUG */
95 return (ERR);
96 }
97
98 /* Default acs chars for regular ASCII terminals are plus signs. */
99
100 memSset(nacsmap, (chtype) '+', 0400);
101
102 /*
103 * Now load in defaults for some of the characters which have close
104 * approximations in the normal ascii set.
105 */
106
107 while (i-- > 0)
108 nacsmap[offsets[i][0]] = offsets[i][1];
109
110 /* Now do mapping for terminals own ACS, if any */
111
112 if ((cp = acs_chars) != 0)
113 while (*cp) {
114 to_get = *cp++; /* to get this ... */
115 must_output = *cp++; /* must output this ... */
116 #ifdef DEBUG
117 if (outf)
118 fprintf(outf, "acs %d, was %d, now %d\n",
119 to_get, nacsmap[to_get], must_output);
120 #endif /* DEBUG */
121 nacsmap[to_get] = ( must_output & 0xFF ) | A_ALTCHARSET;
122 }
123
124 acs_map = nacsmap;
125
126 #ifdef _VR3_COMPAT_CODE
127 if (_y16update) {
128 _ochtype *n16acsmap;
129
130 if ((n16acsmap = cur_term->_acsmap = (_ochtype *)
131 malloc(sizeof (_ochtype) * 0400)) == NULL) {
132 goto bad;
133 }
134
135 for (i = 0; i < 0400; i++)
136 /*LINTED*/
137 n16acsmap[i] = _TO_OCHTYPE(nacsmap[i]);
138 #undef acs_map
139 acs_map = n16acsmap;
140 }
141 #endif /* _VR3_COMPAT_CODE */
142 return (OK);
143 }
144